diff options
Diffstat (limited to 'src/main/java/bjc/esodata/QueueStack.java')
| -rw-r--r-- | src/main/java/bjc/esodata/QueueStack.java | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/main/java/bjc/esodata/QueueStack.java b/src/main/java/bjc/esodata/QueueStack.java index 49476f0..55c6fc4 100644 --- a/src/main/java/bjc/esodata/QueueStack.java +++ b/src/main/java/bjc/esodata/QueueStack.java @@ -29,14 +29,14 @@ public class QueueStack<T> extends Stack<T> { @Override public T pop() { - if(backing.isEmpty()) throw new StackUnderflowException(); + if(backing.isEmpty()) throw new StackUnderflow(); return backing.remove(); } @Override public T top() { - if(backing.isEmpty()) throw new StackUnderflowException(); + if(backing.isEmpty()) throw new StackUnderflow(); return backing.peek(); } @@ -47,7 +47,7 @@ public class QueueStack<T> extends Stack<T> { } @Override - public boolean empty() { + public boolean isEmpty() { return backing.size() == 0; } |